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Answer

Correct Option is 11

Odd number is followed by a perfect square so =11-9 = 2, the row is 2 7
Even number is followed by an odd prime number so =2 + 7 = 9(sum of first row)=X
The second row is 17 9 3
Odd number is followed by a perfect square so =17 – 9 = 8
Even number is followed by an odd prime number so = 8 +3 = 11

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